Heat bacon drippings over high heat. Cook patties over high heat, not moving, for 2 minutes. Flip and cook over medium heat 3-4 minutes, without moving or smashing down with a spatula. Leave in pan, off heat, covered, while you fry duck eggs.

Over high heat, fry duck eggs in 2 Tbps butter

Assemble burgers: On bottom of bun place a handful of pickles. Place patty on top of pickles, followed by bacon, avocado, fried egg and tomato. Place top bun on top and dig in!